ELSPEC's G4K BLACKBOX recorder and power quality analyzer provides a comprehensive solution for fault recording and power quality measurement and analysis across all locations within an electrical network. Its innovative functional design allows operators and power quality engineers to successfully identify all trending and power events, providing an all-inclusive view of transmission, distribution, and even facility electrical network operation. The embedded PQZip compression technology allows true-time data sampling, providing unparalleled accuracy and continuous recording of trends and individual data points – regardless of where they occur during electrical cycles and without setting thresholds.